Daily protection against the entire UV spectrum, including ultra-long UVA, can help slow signs of photoageing across all skin phototypes and ancestry, according to global clinical studies from beauty major L’Oréal.
University of Sydney researchers have found that UVA rays - which
age the skin but do not burn - can cause DNA damage. The finding
suggests sunscreens must protect against both UVA and UVB rays to
provide proper protection from disease,...